<script setup>
  // 使用 
  // 1. 先导入 useRount
  import { useRoute } from 'vue-router'
  // 2. 构建
  const rount = useRoute()

</script>

<template>
  <div>
    <h3>发现内容</h3>
    <h3>发现内容</h3>
    <h3>发现内容</h3>
    <h3> fid = {{ rount.params.fid }}</h3>
  </div>
</template>

<style scoped></style>